•Two locking nuts, easy to adjust according to the size specification of the pipe. 

•The bolts are protected by a plastic jacket, anti-loosening gasket and EPDM black acoustic insulating liner, which is resistant to aging. 

•Passes the DIN 4109 noise reduction test. 

•Suitable for fire pipes, HVAC pipes, sprinkler pipes, hot water pipes, water supply and drainage pipes up to DIN 200.

•Working Temperature: -40℃~+110℃. 

•Material: Manufactured according to DIN EN 10111, liner EPDM, hardness: shore A 45°±5°. 

•Noise reduction index: △L=17 dB(A). 

•Maximum torque for tightening screws: M5-1.0 N•m, M6-2.0 N•m.

•The maximum load rating Fa,z was determined by RAL-GZ 655B tests using statistical methods, taking into account a deformation of 1.5 mm or 2% of the maximum    standard pipe diameter. 

•The results of these tests are monitored by an independent third-party testing organization in accordance with the RAL norms.